ini9100u.h
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- /**************************************************************************
- * Initio 9100 device driver for Linux.
- *
- * Copyright (c) 1994-1998 Initio Corporation
- * All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * --------------------------------------------------------------------------
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions, and the following disclaimer,
- * without modification, immediately at the beginning of the file.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * Where this Software is combined with software released under the terms of
- * the GNU General Public License ("GPL") and the terms of the GPL would require the
- * combined work to also be released under the terms of the GPL, the terms
- * and conditions of this License will apply in addition to those of the
- * GPL with the exception of any terms or conditions of this License that
- * conflict with, or are expressly prohibited by, the GPL.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *************************************************************************
- *
- * Module: ini9100u.h
- * Description: INI-9100U/UW LINUX device driver header
- * Revision History:
- * 06/18/96 Harry Chen, Initial Version 1.00A (Beta)
- * 06/23/98 hc - v1.01k
- * - Get it work for kernel version >= 2.1.75
- * 12/09/98 bv - v1.03a
- * - Removed unused code
- * 12/13/98 bv - v1.03b
- * - Add spinlocks to HCS structure.
- * 21/01/99 bv - v1.03e
- * - Added PCI_ID structure
- **************************************************************************/
- #ifndef CVT_LINUX_VERSION
- #define CVT_LINUX_VERSION(V,P,S) (((V) * 65536) + ((P) * 256) + (S))
- #endif
- #ifndef LINUX_VERSION_CODE
- #include <linux/version.h>
- #endif
- #include <linux/types.h>
- #include "sd.h"
- extern int i91u_detect(Scsi_Host_Template *);
- extern int i91u_release(struct Scsi_Host *);
- extern int i91u_command(Scsi_Cmnd *);
- extern int i91u_queue(Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
- extern int i91u_abort(Scsi_Cmnd *);
- extern int i91u_reset(Scsi_Cmnd *, unsigned int);
- extern int i91u_biosparam(Scsi_Disk *, kdev_t, int *); /*for linux v2.0 */
- #define i91u_REVID "Initio INI-9X00U/UW SCSI device driver; Revision: 1.03g"
- #define INI9100U {
- next: NULL,
- module: NULL,
- proc_name: "INI9100U",
- proc_info: NULL,
- name: i91u_REVID,
- detect: i91u_detect,
- release: i91u_release,
- info: NULL,
- command: i91u_command,
- queuecommand: i91u_queue,
- eh_strategy_handler: NULL,
- eh_abort_handler: NULL,
- eh_device_reset_handler: NULL,
- eh_bus_reset_handler: NULL,
- eh_host_reset_handler: NULL,
- abort: i91u_abort,
- reset: i91u_reset,
- slave_attach: NULL,
- bios_param: i91u_biosparam,
- can_queue: 1,
- this_id: 1,
- sg_tablesize: SG_ALL,
- cmd_per_lun: 1,
- present: 0,
- unchecked_isa_dma: 0,
- use_clustering: ENABLE_CLUSTERING,
- use_new_eh_code: 0
- }
- #define VIRT_TO_BUS(i) (unsigned int) virt_to_bus((void *)(i))
- #define ULONG unsigned long
- #define USHORT unsigned short
- #define UCHAR unsigned char
- #define BYTE u8
- #define WORD unsigned short
- #define DWORD unsigned long
- #define UBYTE u8
- #define UWORD unsigned short
- #define UDWORD unsigned long
- #define U32 u32
- #ifndef NULL
- #define NULL 0 /* zero */
- #endif
- #ifndef TRUE
- #define TRUE (1) /* boolean true */
- #endif
- #ifndef FALSE
- #define FALSE (0) /* boolean false */
- #endif
- #ifndef FAILURE
- #define FAILURE (-1)
- #endif
- #define i91u_MAXQUEUE 2
- #define TOTAL_SG_ENTRY 32
- #define MAX_TARGETS 16
- #define SENSE_SIZE 14
- #define INI_VENDOR_ID 0x1101 /* Initio's PCI vendor ID */
- #define DMX_VENDOR_ID 0x134a /* Domex's PCI vendor ID */
- #define I950_DEVICE_ID 0x9500 /* Initio's inic-950 product ID */
- #define I940_DEVICE_ID 0x9400 /* Initio's inic-940 product ID */
- #define I935_DEVICE_ID 0x9401 /* Initio's inic-935 product ID */
- #define I920_DEVICE_ID 0x0002 /* Initio's other product ID */
- /************************************************************************/
- /* Vendor ID/Device ID Pair Structure */
- /************************************************************************/
- typedef struct PCI_ID_Struc {
- unsigned short vendor_id;
- unsigned short device_id;
- } PCI_ID;
- /************************************************************************/
- /* Scatter-Gather Element Structure */
- /************************************************************************/
- typedef struct SG_Struc {
- U32 SG_Ptr; /* Data Pointer */
- U32 SG_Len; /* Data Length */
- } SG;
- /***********************************************************************
- SCSI Control Block
- ************************************************************************/
- typedef struct Scsi_Ctrl_Blk {
- U32 SCB_InitioReserved[9]; /* 0 */
- UBYTE SCB_Opcode; /*24 SCB command code */
- UBYTE SCB_Flags; /*25 SCB Flags */
- UBYTE SCB_Target; /*26 Target Id */
- UBYTE SCB_Lun; /*27 Lun */
- U32 SCB_BufPtr; /*28 Data Buffer Pointer */
- U32 SCB_BufLen; /*2C Data Allocation Length */
- UBYTE SCB_SGLen; /*30 SG list # */
- UBYTE SCB_SenseLen; /*31 Sense Allocation Length */
- UBYTE SCB_HaStat; /*32 */
- UBYTE SCB_TaStat; /*33 */
- UBYTE SCB_CDBLen; /*34 CDB Length */
- UBYTE SCB_Ident; /*35 Identify */
- UBYTE SCB_TagMsg; /*36 Tag Message */
- UBYTE SCB_TagId; /*37 Queue Tag */
- UBYTE SCB_CDB[12]; /*38 */
- U32 SCB_SGPAddr; /*44 SG List/Sense Buf phy. Addr. */
- U32 SCB_SensePtr; /*48 Sense data pointer */
- void (*SCB_Post) (BYTE *, BYTE *); /*4C POST routine */
- Scsi_Cmnd *SCB_Srb; /*50 SRB Pointer */
- SG SCB_SGList[TOTAL_SG_ENTRY]; /*54 Start of SG list */
- } SCB;
- /* Opcodes of SCB_Opcode */
- #define ExecSCSI 0x1
- #define BusDevRst 0x2
- #define AbortCmd 0x3
- /* Bit Definition for SCB_Flags */
- #define SCF_DONE 0x01
- #define SCF_POST 0x02
- #define SCF_SENSE 0x04
- #define SCF_DIR 0x18
- #define SCF_NO_DCHK 0x00
- #define SCF_DIN 0x08
- #define SCF_DOUT 0x10
- #define SCF_NO_XF 0x18
- #define SCF_POLL 0x40
- #define SCF_SG 0x80
- /* Error Codes for SCB_HaStat */
- #define HOST_SEL_TOUT 0x11
- #define HOST_DO_DU 0x12
- #define HOST_BUS_FREE 0x13
- #define HOST_BAD_PHAS 0x14
- #define HOST_INV_CMD 0x16
- #define HOST_SCSI_RST 0x1B
- #define HOST_DEV_RST 0x1C
- /* Error Codes for SCB_TaStat */
- #define TARGET_CHKCOND 0x02
- #define TARGET_BUSY 0x08
- /* Queue tag msg: Simple_quque_tag, Head_of_queue_tag, Ordered_queue_tag */
- #define MSG_STAG 0x20
- #define MSG_HTAG 0x21
- #define MSG_OTAG 0x22
- /***********************************************************************
- Target Device Control Structure
- **********************************************************************/
- typedef struct Tar_Ctrl_Struc {
- ULONG TCS_InitioReserved; /* 0 */
- UWORD TCS_DrvFlags; /* 4 */
- UBYTE TCS_DrvHead; /* 6 */
- UBYTE TCS_DrvSector; /* 7 */
- } TCS;
- /***********************************************************************
- Target Device Control Structure
- **********************************************************************/
- /* Bit Definition for TCF_DrvFlags */
- #define TCF_DRV_255_63 0x0400
- /***********************************************************************
- Host Adapter Control Structure
- ************************************************************************/
- typedef struct Ha_Ctrl_Struc {
- UWORD HCS_Base; /* 00 */
- UWORD HCS_BIOS; /* 02 */
- UBYTE HCS_Intr; /* 04 */
- UBYTE HCS_SCSI_ID; /* 05 */
- UBYTE HCS_MaxTar; /* 06 */
- UBYTE HCS_NumScbs; /* 07 */
- UBYTE HCS_Flags; /* 08 */
- UBYTE HCS_Index; /* 09 */
- UBYTE HCS_Reserved[2]; /* 0a */
- ULONG HCS_InitioReserved[27]; /* 0C */
- TCS HCS_Tcs[16]; /* 78 -> 16 Targets */
- Scsi_Cmnd *pSRB_head; /* SRB save queue header */
- Scsi_Cmnd *pSRB_tail; /* SRB save queue tail */
- spinlock_t HCS_AvailLock;
- spinlock_t HCS_SemaphLock;
- spinlock_t pSRB_lock;
- struct pci_dev *pci_dev;
- } HCS;
- /* Bit Definition for HCB_Flags */
- #define HCF_EXPECT_RESET 0x10
- /* SCSI related definition */
- #define DISC_NOT_ALLOW 0x80 /* Disconnect is not allowed */
- #define DISC_ALLOW 0xC0 /* Disconnect is allowed */